| Cities | Distance |
|---|---|
| Donostia to Orbetello | 670.00 mi (1,078.26 km) |
| Donostia to Oria | 1,024.63 mi (1,648.99 km) |
| Donostia to Oristano | 594.31 mi (956.45 km) |
| Donostia to Orta Nova | 912.35 mi (1,468.28 km) |
| Donostia to Orte | 728.75 mi (1,172.82 km) |
| Donostia to Ortona | 831.29 mi (1,337.83 km) |
| Donostia to Orvieto | 712.15 mi (1,146.09 km) |
| Donostia to Orzinuovi | 605.17 mi (973.93 km) |
| Donostia to Osimo | 775.22 mi (1,247.60 km) |
| Donostia to Ospitaletto | 613.70 mi (987.65 km) |
| Donostia to Ostuni | 1,017.41 mi (1,637.37 km) |
| Donostia to Ottaviano | 859.48 mi (1,383.20 km) |
| Donostia to Ovada | 535.73 mi (862.18 km) |
| Donostia to Ozieri | 594.63 mi (956.97 km) |
| Donostia to Paceco | 844.64 mi (1,359.32 km) |